1. Size: 5 each of 6 sizes, total 30 pieces, wooden storage bottles, easy to hold and convenient to store. 2. Uses: Can be used for sewing leather, blankets, thick fabrics, canvas, waterproof cloth, etc. You can make bags, shoes, dolls, sewing bags, strong thick fabrics, repair baskets, sofas, furniture and so on. 3. 【Needle case included】Although it has a small capacity, it can store leather hand stitching, beaded needles, embroidery needles, occasional sewing needles, binding needles, toothpicks, rings and other small items. Small and easy to carry and store. Beginner Leather Craft Tool: Basic leather craft set for beginners is perfect for personalizing leather craft projects. 4. High quality: Made of high-quality stainless steel, it is durable and does not bend easily, and is durable. The needle tip is sharp, so it can pass through without needing to hit, and it can be applied to thick fabrics such as leather. The needle hole is concave groove design which makes it easy to thread through. Sharp edges and corners easily pass through 2mm thick leather. Hand-sewn needles of various sizes are available for different purposes. 5. Note: The tip of the needle is artificially polished and very sharp. There is no plating on the tip, so it is easy to rust. Thank you for your understanding. Keep out of reach of infants!!!